System and method for managing pressure when drilling |
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| 申请号 | US14647839 | 申请日 | 2012-12-28 | 公开(公告)号 | US10113378B2 | 公开(公告)日 | 2018-10-30 |
| 申请人 | Halliburton Energy Services, Inc.; | 发明人 | Neal Gregory Skinner; | ||||
| 摘要 | A pressure management device of a drilling system is disclosed. The device includes a housing, a primary bearing package coupled to the housing such that the primary bearing package is not removable from the housing. The primary bearing package is further configured to rotate with respect to the housing. The device also includes a sealing package configured to automatically seal between a drill pipe and the primary bearing package in response to an insertion of the drill pipe through the housing. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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